DE2320658C2 - Verfahren zur Herstellung von Anilin durch katalytische Hydrierung von Nitrobenzol - Google Patents
Verfahren zur Herstellung von Anilin durch katalytische Hydrierung von NitrobenzolInfo
- Publication number
- DE2320658C2 DE2320658C2 DE2320658A DE2320658A DE2320658C2 DE 2320658 C2 DE2320658 C2 DE 2320658C2 DE 2320658 A DE2320658 A DE 2320658A DE 2320658 A DE2320658 A DE 2320658A DE 2320658 C2 DE2320658 C2 DE 2320658C2
- Authority
- DE
- Germany
- Prior art keywords
- catalyst
- nitrobenzene
- reaction
- hydrogenation
- temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
- B01J37/0018—Addition of a binding agent or of material, later completely removed among others as result of heat treatment, leaching or washing,(e.g. forming of pores; protective layer, desintegrating by heat)
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/85—Chromium, molybdenum or tungsten
- B01J23/86—Chromium
- B01J23/868—Chromium copper and chromium
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/30—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds
- C07C209/32—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups
- C07C209/36—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups by reduction of nitro groups bound to carbon atoms of six-membered aromatic rings in presence of hydrogen-containing gases and a catalyst
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4081572A JPS5330691B2 (it) | 1972-04-22 | 1972-04-22 | |
JP7711872A JPS5322078B2 (it) | 1972-07-31 | 1972-07-31 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE2320658A1 DE2320658A1 (de) | 1973-10-25 |
DE2320658C2 true DE2320658C2 (de) | 1982-12-16 |
Family
ID=26380329
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2320658A Expired DE2320658C2 (de) | 1972-04-22 | 1973-04-24 | Verfahren zur Herstellung von Anilin durch katalytische Hydrierung von Nitrobenzol |
Country Status (5)
Country | Link |
---|---|
DE (1) | DE2320658C2 (it) |
FR (1) | FR2181972B1 (it) |
GB (1) | GB1385454A (it) |
IT (1) | IT984961B (it) |
NL (1) | NL178963C (it) |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE283449C (it) * | ||||
DE282568C (it) * | ||||
DE1085164B (de) * | 1958-11-11 | 1960-07-14 | American Cyanamid Co | Verfahren zur Herstellung von Anilin durch katalytische Reduktion von Nitrobenzol |
DE1114820B (de) * | 1960-01-15 | 1961-10-12 | Basf Ag | Verfahren zur Herstellung von Anilin |
DE1543836C2 (de) * | 1966-09-10 | 1975-01-09 | Ruhrchemie Ag, 4200 Oberhausenh2Lten | Verfahren zur katalytischen Hydrierung von aromatischen Nitroverbindungen in der Gasphase |
CH490317A (de) * | 1967-12-01 | 1970-05-15 | Lonza Ag | Verfahren zur Durchführung der katalytischen Gasphasenhydrierung von organischen Nitroverbindungen zu den entsprechenden Aminen |
US3739027A (en) * | 1971-05-21 | 1973-06-12 | Texaco Inc | Hydrogenation of nitroparaffins |
-
1973
- 1973-04-19 NL NLAANVRAGE7305555,A patent/NL178963C/xx not_active IP Right Cessation
- 1973-04-19 GB GB1918573A patent/GB1385454A/en not_active Expired
- 1973-04-20 FR FR7314672A patent/FR2181972B1/fr not_active Expired
- 1973-04-24 DE DE2320658A patent/DE2320658C2/de not_active Expired
- 1973-05-09 IT IT49852/73A patent/IT984961B/it active
Also Published As
Publication number | Publication date |
---|---|
NL178963C (nl) | 1986-06-16 |
FR2181972B1 (it) | 1976-11-12 |
GB1385454A (en) | 1975-02-26 |
NL178963B (nl) | 1986-01-16 |
IT984961B (it) | 1974-11-20 |
DE2320658A1 (de) | 1973-10-25 |
NL7305555A (it) | 1973-10-24 |
FR2181972A1 (it) | 1973-12-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
D2 | Grant after examination | ||
8363 | Opposition against the patent | ||
8328 | Change in the person/name/address of the agent |
Free format text: KOHLER, M., DIPL.-CHEM. DR.RER.NAT., PAT.-ANW., 8000 MUENCHEN |
|
8328 | Change in the person/name/address of the agent |
Free format text: GLAESER, J., DIPL.-ING., 2000 HAMBURG KRESSIN, H., DIPL.-CHEM. DR.RER.NAT., PAT.-ANW., 8000 MUENCHEN |
|
8328 | Change in the person/name/address of the agent |
Free format text: SOLF, A., DR.-ING., 8000 MUENCHEN ZAPF, C., DIPL.-ING., PAT.-ANW., 5600 WUPPERTAL |
|
8330 | Complete disclaimer |